Interquartile Range Quiz- Week 6

Find the IQR using the following data. Remember to put the data in order!! Please don't do this one in your head!!!!

7, 3, 12, 4, 10, 5, 12, 6, 7, 8

• 6.5

• 4.5

• 5

• 6

Mrs. Blair surveyed the class for the number of letters in their given first name. The data is recorded below.

{5, 8, 6, 5, 4, 9, 8, 7, 6, 3, 8, 7, 5, 6, 7, 8}

What is the interquartile range of the data? (sort from least to greatest!)

• 2

• 3

• 7

• 8

What is the median?

• 62
• 58
• 66
• 60

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

What value is the lower quartile (Q1)?

• 66
• 58
• 60
• 64

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

What data value is the upper quartile (Q3)?

• 64
• 62
• 66
• 58

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

What is the maximum value?

• 58
• 66
• 64
• 60

Tags

CCSS.6.NS.C.6

CCSS.6.NS.C.7

What is the interquartile range?

• 4
• 6
• 2
• 8

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Find the interquartile range using the following.
Minimum:  1
Q1:  3
Median:  5
Q3:  7
Maximum:  9

• 8
• 4
• 5
• 10

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

What is the interquartile range of the data set below?

3, 5, 6, 6, 7, 8, 9

• 3

• 6

• 2

• 8

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Which class has the higher test score median? 

• Class #1
• Class # 2 
• The medians are equal
• The median is not shown here. 

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5